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Email infrastructure of trellix.com

According to Live Direct Marketing's daily DNS scan (July 13, 2026), trellix.com (Tranco rank #2,431) receives mail via FireEye and sends through FireEye / Trellix. Its DMARC policy is p=quarantine — one of the minority (47%) of DMARC publishers that actually enforce.

Mailbox provider (MX)FireEye
ESPs in SPFFireEye / Trellix
SaaS senders in SPFnone detected
DMARC policyp=quarantine
DMARC recordv=DMARC1; p=quarantine; sp=quarantine; rua=mailto:4fc6882999cb.a@dmarcinput.com,mailto:dmarc-reports@trellix.com; ruf=mailto:4fc6882999cb.f@dmarcinput.com; fo=1;
Tranco rank#2,431
Snapshot2026-07-13 (updated daily)

Frequently asked questions

What email provider does trellix.com use?

trellix.com uses FireEye for inbound mail (detected from its primary MX record) as of July 13, 2026, per Live Direct Marketing's daily Tranco top-1M scan.

What ESP does trellix.com use?

trellix.com authorises FireEye / Trellix in its SPF record as of July 13, 2026.

Does trellix.com enforce DMARC?

Partially — trellix.com publishes p=quarantine (as of July 13, 2026).

DNS records say who should deliver your mail — they don't say whether it lands in the inbox. Run a free inbox placement test for trellix.com at Gmail, Outlook, Yandex and Mail.ru.
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